| Brad Epperly | AIG-American International Companies | Undecided | GA89 |
| Dustin Miller | AIG-American International Companies | Undecided | GA89 |
| Kate Walton | Alter Trading Corporation | Undecided | GA89 |
| Madeleine Bradley | Alter Trading Corporation | Undecided | GA89 |
| Matt Eide | Alter Trading Corporation | Undecided | GA89 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA89 |
| Doug Struyk | Insurance Auto Auctions, Inc. | Undecided | GA89 |
| Jennifer Dorman | Insurance Auto Auctions, Inc. | Undecided | GA89 |
| Jim Carney | Insurance Auto Auctions, Inc. | Undecided | GA89 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA89 |
| Dustin Miller | Iowa Automobile Dealers Association | Undecided | GA89 |
| James Piazza, Jr. | Iowa Independent Automobile Dealers Association | Undecided | GA89 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA89 |
| Meghan Malloy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA89 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA89 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA89 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA89 |
| William Peterson | Iowa State Association of Counties | Supporting | GA89 |
| Doug Struyk | Iowa State Bar Association | Supporting | GA89 |
| Jennifer Dorman | Iowa State Bar Association | Supporting | GA89 |
| Jim Carney | Iowa State Bar Association | Supporting | GA89 |
| Jarret Heil | Iowa State County Treasurers Association | Supporting | GA89 |